nfo:DataContainer

## nfo:DataContainer nfo:DataContainer |

## Description

A superclass for all entities, whose primary purpose is to serve as containers for other data object. They usually don't have any 'meaning' by themselves. Examples include folders, archives and optical disc images.

This class emits notifications about changes, and can be tracked through the `GraphUpdated` DBus signal.

## Class hierarchy

        http://www.w3.org/2000/01/rdf-schema#Resource
            nie:InformationElement ──┐
            ╰── nfo:DataContainer ───┤
                ├── nfo:Folder       │
                ├── nfo:Filesystem   │
                ├── nfo:Trash        │
                ├── nfo:Archive      │
                ├── nfo:ImageCategory   │
                │                          └── nfo:SoftwareCategory
                ╰── nmo:Multipart